CN2247990Y

CN2247990Y - Normalizing device for sitting posture when writing and reading

Info

Publication number: CN2247990Y
Application number: CN 95232912
Authority: CN
Inventors: 刘中国
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-12-08
Filing date: 1995-12-08
Publication date: 1997-02-26
Anticipated expiration: 2005-12-08

Abstract

The utility model discloses a sitting posture normalizing device for reading and writing, comprising a desktop board, a support frame assembly for books and a sitting posture positioning frame assembly. The utility model is characterized in that the two assemblies are fixed on the desktop board through special form grooves on the desktop board and corresponding special form bodies, the inclination degree of the supporting plate for books is adjustable, and a height adjusting plate on the sitting posture positioning frame assembly is used for determining the upright height. The utility model has the advantage of convenient assembly and disassembly, and can be fixed on the desks in schools and desktops in families, the two support frames are disassembled when the utility model is not used, and the desktop is still kept to be even and to be not disorder.

Description

Sitting posture read-write normalizer

The utility model belongs to a kind of student's desktop accessory. and be used for standard pupil read-write posture, can prevent the generation of health illness such as myopia.

The pupil just should cultivate into good read-write sitting posture from going to school, and helps children's torso like this and grows, and prevents myopia or drives warpage of rod.But forming of this custom only depends on others to remind or own selfdiscipline keeps. the normal children is difficult to contain oneself.It is to utilize a kind of special support on the desktop that is fixed in that some application technology are also arranged in Chinese patent, limits the sitting height and according to the distance of desktop, but can't determine to keep the distance of people and books.And this distance keeps the factor of the correct main consideration of sitting posture often, thereby its effect is not quite desirable.

The utility model purpose is the deficiency at above-mentioned patent existence.Disclose a kind of conveniently detachablely, can strict restriction people when read-write, read and write normalizer with the sitting posture of books relative distance.

Below with reference to embodiment description of drawings technical scheme details.

Fig. 1 is the desktop stereogram of the utility model embodiment.

Fig. 2 is the A-A profile of Fig. 1.

Fig. 3 is the bracket assembly stereogram of book of the present utility model.

Fig. 4 is the profile of the B-B among Fig. 3.

Fig. 5 is a sitting posture position-limited rack stereogram of the present utility model.

Fig. 6 is a C-C profile among Fig. 5.

The utility model is by desktop＜see Fig. 1〉bracket assembly of book＜see Fig. 3 〉, sitting posture position-limited rack assembly＜Fig. 5〉constitute. on the working face of desktop 2, have two parallel special-shaped grooves 3, all have jack 1 in the middle of two terminations, an end inserts telescopic L type clamping plate 5 therein, and the clip slot 10 of the other end to be thickness be slightly larger than desk thickness is received in its opening part; The bracket assembly of book comprises that there is the gripper shoe 6 of a flanging 8 lower edge, the lower edge is rotating shaft 11, also comprise two supporting seats 9 that connect as one by connecting rod 12, supporting seat 9 lower ends are ＂ V ＂ type elasticity folder 7 for shaped body 13. its upper ends that can be inserted into free slippage in the desktop 2 special-shaped grooves 3, gripper shoe 6 lower edge axles 11 sandwich in the elasticity folder 7 free to rotate, there is a tee T support bar 14 at gripper shoe 6 back sides, limit the gradient of gripper shoe 6, the transverse axis 16 of support bar, sandwich the V-type folder 15 at gripper shoe 6 back sides, sitting posture position-limited rack assembly comprises a symmetric form flap 20 and heightens location-plate 17, flap with desktop parallel surface two ends for inserting in the special-shaped groove 3 of desktop and the special-shaped seat 22 that is free to slide, on each seat a dog screw 21 is arranged respectively, the vertical plane top symmetry shape of flap 20 has slot 18, heighten location-plate 17 slippage in slot, dog screw 19 is housed in the middle of it.The utility model utilizes the draw-in groove in desktop forward position and the telescopic clamping plate on edge, back, desktop is fixed on the desk, and the bracket assembly of book slides in the special-shaped groove of desktop by two supporting seats, gripper shoe end axle clamp is gone in the V-type folder of supporting seat, adjusts longitudinal separation.With the end of the support bar after the gripper shoe, insert one group of jack on the desktop suitable one to determine the gripper shoe gradient.Flexible folder on the gripper shoe will open books and clamp.Sitting posture position-limited rack assembly also inserts in the special-shaped groove of desktop by the special-shaped seat in flap two ends, determines the longitudinal separation in flap and desktop forward position by dog screw, and and the bracing frame of book between suitable distance, heighten location-plate and determine highly with dog screw.

The utility model is assemblied on student's desktop when student's write-read, makes student's rigid maintenance optimum posture when read-write.Can effectively prevent myopia or spinal curvature.Do not use this device can pull down two bracket components, it is smooth that desktop still keeps, and do not show messy.

The utility model has positive effect to keeping the good sitting position custom.

Claims

1. a sitting posture is read and write normalizer.Be bracket assembly and sitting posture position-limited rack assembly formation by desktop (2) and book, it is characterized in that on the working face of desktop, having two parallel special-shaped grooves (3), all have jack (1) in the middle of two terminations, an end inserts telescopic L type clamping plate (5) therein, and the other end clip slot (10) that to be thickness be slightly larger than desk thickness is received in its opening part; The bracket assembly of described book comprises that there is the gripper shoe of a flanging (8) (6) lower edge, the lower edge is rotating shaft (11), also comprise two supporting seats (9) that connect as one by connecting rod (12), supporting seat (9) lower end is for being inserted into the shaped body (13) of free slippage in the special-shaped groove of desktop (2) (3), its upper end is a ＂ V ＂ type elasticity folder (7), gripper shoe (6) lower edge axle (11) sandwiches in the elasticity folder (7) free to rotate, there is a tee T support bar (14) at gripper shoe (6) back side, limit the gradient of gripper shoe (6), the transverse axis of support bar (16), sandwich the V-type folder (15) at gripper shoe (6) back side, described sitting posture position-limited rack assembly comprises a symmetric form flap (20) and heightens location-plate (17), flap with the special-shaped seat (22) of desktop parallel surface two ends for inserting in the special-shaped groove of desktop (3) and being free to slide, on each seat a dog screw (21) is arranged respectively, the vertical plane top symmetry shape of flap (20) has slot (18), heighten location-plate (17) slippage in slot, dog screw (19) is housed in the middle of it.